Cov zaj duab xis yog tsim los ntawm cov txheej txheem casting thiab polyethylene raw khoom yog plasticized thiab extruded los ntawm casting txheej txheem, siv tshwj xeeb steel menyuam rau set.kho cov txheej txheem ntau lawm los xyuas kom meej lub cim tsos ntawm cov zaj duab xis.in ntxiv rau lub cev cov khoom ntawm cov pa, hom zaj duab xis no kuj muaj ib tug tshwj xeeb reflective effect.xws li point flash / rub hlau flash thiab lwm yam high-end tsos tshwm sim nyob rau hauv lub teeb.
